Scenario: Danger! Polar bears may become extinct within one century. Polar bears were added to the list of threatened species which is a direct result of the decline of arctic sea ice. Human activity is directly responsible for the amount of sea ice. The experts say the main cause of the decline was climatic warming and its effects on the polar bears' habitat.
Problem-Based Learning
Scenario: Danger! Polar bears may become extinct within one century. Polar bears were added to the list of threatened species which is a direct result of the decline of arctic sea ice. Human activity is directly responsible for the amount of sea ice. The experts say the main cause of the decline was climatic warming and its effects on the polar bears' habitat.
1) What is causing the decline of Polar Bears?
http://www2.scholastic.com/browse/article.jsp?id=3749311
http://kids.nationalgeographic.com/Stories/AnimalsNature/Polar-bears-threatened
http://www.huffingtonpost.com/2009/03/15/summit-to-save-polar-bear_n_175148.html
http://www.savearcticrefuge.org/sections/species/polar.html
http://climateprogress.org/2007/09/10/will-polar-bears-go-extinct-by-2030-part-i/
http://www.sciencenewsforkids.org/articles/20070725/Note3.asp
http://nature.ca/education/mus/ws/woec_inf02_e.cfm
2) Why should we protect Polar Bears?
http://www.pbs.org/wnet/nature/episodes/arctic-bears/the-melting-arctics-impact-on-its-ecosystem/780/
http://www.wisegeek.com/why-should-we-save-polar-bears.htm
http://www.britannica.com/blogs/2007/01/listing-the-polar-bear/
http://polardiscovery.whoi.edu/arctic/ecosystem.html
http://www.brainpop.com/science/ecologyandbehavior/foodchains/preview.weml
http://www.msnbc.msn.com/id/11233316/
http://www.independent.co.uk/opinion/leading-articles/leading-article-protect-the-polar-bear-save-the-planet-401786.html
3) How can we help?
https://secure.defenders.org/site/SPageServer?pagename=wagc_polarbear&s_src=WKY09WDADOPT&s_subsrc=WKY09WDADOPT_factsheet&JServSessionIdr008=e82q8hn424.app24a http://www.projectthinice.org/you/tips.php
http://www.polarbearsinternational.org/simple-steps/